#region " LICENSE "
// DRILL - Dependency Resolution Interface Layer Library
// Copyright (c) 2008-2012 Wade A. Reynolds. All rights reserved.
// http://drill.codeplex.com/
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#endregion
using System;
using System.Collections.Generic;
using Drill.Core;

namespace Drill.Configuration
{
	public class ConfigurationHelperFactory : IConfigurationHelperFactory
	{
		public IConfigurationHelper CreateConfigurationHelper(IRootPathProvider rootPathProvider, IList<ISearchPath> searchPaths = null)
		{
			if (null == rootPathProvider)
			{
				throw new ArgumentNullException("rootPathProvider");
			}
			IList<IRootPathProvider> rootPathProviders = new List<IRootPathProvider>{rootPathProvider};
			return CreateConfigurationHelper(rootPathProviders, searchPaths);
		}

		public IConfigurationHelper CreateConfigurationHelper(IList<IRootPathProvider> rootPathProviders, IList<ISearchPath> searchPaths = null)
		{
			if (null == rootPathProviders)
			{
				throw new ArgumentNullException("rootPathProviders");
			}
			if (rootPathProviders.Count < 1)
			{
				throw new ArgumentException("The rootPathProviders list is empty but it must contain at least one item.", "rootPathProviders");
			}
			return new ConfigurationHelper(rootPathProviders, searchPaths);
		}
	}
}